"I didn't read The Haunting of Hill House until sometime early in the 1990's"

This quote by William Peter Blatty recommends that he was not familiar with the unique The Haunting of Hill House up until at some point in the 1990s. This could suggest that he was not aware of the novel till it ended up being popular in the 1990s, or that he was unable to read it up until then. It might likewise recommend that he was not thinking about the novel till it ended up being popular in the 1990s. This might be due to the truth that the novel was first published in 1959, and it may not have actually been as widely known or appreciated till the 1990s. It could also recommend that Blatty was not thinking about scary books till the 1990s, when the genre became more popular. Whatever the factor, this quote recommends that Blatty was not acquainted with The Haunting of Hill House up until at some point in the 1990s.